There's a CP for every taste here. A pseudo-ensemble story.
1. Purehearted, affection-starved prince seme VS blunt, calculating, outgoing spy uke
Li Yi, the disgraced Prince Zi, assumes the name Xie Taohua and rescues Chi Yu. The other guy immediately outs himself as an undercover agent and confesses his love. Chi Yu gives his whole heart to earn Li Yi's trust, but fails. To save his own life, he has no choice but to hurt Li Yi. Step by step, Li Yi is driven back to the capital, where he gradually falls for Chi Yu, who stays by his side. But the guy has been cross-dressing as a woman and even slipped him a laxative. Oh well, he still wants to love him.
2. Rich, gentle, scheming royal uncle seme VS money-loving, clueless young general uke
Yuan Qi only wanted to gamble a little money to help with the expenses at the Xie residence. He never expected to gamble himself away. A shameless lover of money, he's perfectly willing to let Gong Yushang drag him back to his residence, but the other guy keeps trying to force him into a relationship. It's a real dilemma.
3. An ordinary little medical genius. Don't mind me, you two go have a sweet romance. I'll happily watch.
4. Obsessive, possessive Crown Prince seme VS obedient guard uke
His unrequited love returns? But the Crown Prince doesn't recognize him, and instead torments the little guard in every way, forcing his love on him. The guard's heart slowly dies. In the end, will he turn his sword on the other man, or will they recognize each other and fall in love?